Power Integrations Inc., San Jose, California Aug. 2008 – Feb 2024

• Application Engineer: Verifications of controller IC functionality by lab testing on the boards.
• New Product Development: Verification of new ideas for future products by theoretical analysis, simulation and bench test. Circuit simulations (LT-Spice, Simetrix/Simplis); CAD-based 3D simulations on 3D magnetic structures (by COMSOL Multi-Physics or ANSYS) for their magnetic, electrical and thermal behavior in the linear & non-linear modes.
• Supporting Intellectual Property (Patents); Conceptual and feasibility verification of the new ideas for patent application filing; Reference search; Preparing technical description & drawings for applications; Follow up on office action responses and other post processing.

Marvell Semiconductors Inc., Santa Clara California May 2003 –Aug. 2008

• Investigating on a new generation of power controller ICs for the commercial and residential off-line converters with PFC front-end stage.
• HF resonance converters with PWM (pulse-width modulation) or PFM (pulse-frequency modulation); Resulted in a patent.
• Design verifications by analytical methods, simulation tools and bench test on prototype board.
• Documentation, design specifications and application notes.

C-MAC Engineering, Ottawa, Canada (sold to Solectron) March 2001 – Apr. 2002

• Product Integrity, Power Robustness Discipline.
• Evaluation of the telecommunication systems for power regulatory compliance.
• Coordinating R&D programs with universities.
• Utilizing simulation tools.

ASTEC APS, Ottawa, Canada (sold to Emerson) Jan. 2000 – March 2001